sql queries, Database Management System

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find a name whose address is erode from student table

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What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.

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What do you mean by Correlated subquery? Subqueries, or nested queries, are used to bring back a set of rows to be used by the parent query. Depending on how the subquery is writ

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Although how will the system recover The selection of REDO or UNDO for a transaction for the recovery is completed on the basis of the state of the transactions. This state is

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Consider employee (e_no, e_name, e_salary, d_code), dept (d_code, d_name) and dependent (depndt_name, e_no, relation). Show the names of employees in purchase and accounts departm

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In object oriented design, which steps must designer take to adjust inheritance? To readjust inheritance following steps should be taken: i)  Rearrange and adjust the classe

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Create centralized relational database using Top down method- Construction of Logical Model: Translation EERD into Relational Schema: Use the 8 steps algorithm of converting EERD

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